LED and fluorescent light bulb on gradient background

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Size: 5700px × 4500px
Photo credit: © Haiyin Wang / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: alternating, alternative, bulb, circle, conservation, coolant, creative, e27, eco, ecology, economical, efficiency, efficient, electricity, energy, environment, equipment, filaments, fluorescent, generation, glass, green, idea, incandescent, innovation, lamp, led, light, lighting, nature, saving, socket, solution, technology, tungsten